diff --git a/package.json b/package.json
index 4b0b5a4..5baff16 100644
--- a/package.json
+++ b/package.json
@@ -80,6 +80,7 @@
     "@types/node": "14.14.10",
     "@types/prettier": "2.1.5",
     "@types/rimraf": "3.0.0",
+    "@types/source-map-support": "^0.5.3",
     "@typescript-eslint/eslint-plugin": "4.9.0",
     "@typescript-eslint/parser": "4.9.0",
     "devmoji": "2.1.12",
@@ -97,6 +98,7 @@
     "prettier": "2.2.1",
     "release-it": "14.2.2",
     "rimraf": "3.0.2",
+    "source-map-support": "^0.5.19",
     "type-fest": "0.20.2",
     "typescript": "4.1.2",
     "typesync": "0.8.0"
diff --git a/pnpm-lock.yaml b/pnpm-lock.yaml
index c545b6c..2a37e5b 100644
--- a/pnpm-lock.yaml
+++ b/pnpm-lock.yaml
@@ -7,6 +7,7 @@ devDependencies:
   '@types/node': 14.14.10
   '@types/prettier': 2.1.5
   '@types/rimraf': 3.0.0
+  '@types/source-map-support': 0.5.3
   '@typescript-eslint/eslint-plugin': 4.9.0_e74d2a7d9c6f761fcb488002f3c93903
   '@typescript-eslint/parser': 4.9.0_eslint@7.15.0+typescript@4.1.2
   devmoji: 2.1.12
@@ -24,6 +25,7 @@ devDependencies:
   prettier: 2.2.1
   release-it: 14.2.2
   rimraf: 3.0.2
+  source-map-support: 0.5.19
   type-fest: 0.20.2
   typescript: 4.1.2
   typesync: 0.8.0
@@ -864,6 +866,12 @@ packages:
     dev: true
     resolution:
       integrity: sha512-7WhJ0MdpFgYQPXlF4Dx+DhgvlPCfz/x5mHaeDQAKhcenvQP1KCpLQ18JklAqeGMYSAT2PxLpzd0g2/HE7fj7hQ==
+  /@types/source-map-support/0.5.3:
+    dependencies:
+      source-map: 0.6.1
+    dev: true
+    resolution:
+      integrity: sha512-fvjMjVH8Rmokw2dWh1dkj90iX5R8FPjeZzjNH+6eFXReh0QnHFf1YBl3B0CF0RohIAA3SDRJsGeeUWKl6d7HqA==
   /@types/stack-utils/2.0.0:
     dev: true
     resolution:
@@ -7294,6 +7302,7 @@ specifiers:
   '@types/node': 14.14.10
   '@types/prettier': 2.1.5
   '@types/rimraf': 3.0.0
+  '@types/source-map-support': ^0.5.3
   '@typescript-eslint/eslint-plugin': 4.9.0
   '@typescript-eslint/parser': 4.9.0
   devmoji: 2.1.12
@@ -7312,6 +7321,7 @@ specifiers:
   prettier: 2.2.1
   release-it: 14.2.2
   rimraf: 3.0.2
+  source-map-support: ^0.5.19
   type-fest: 0.20.2
   typescript: 4.1.2
   typesync: 0.8.0
diff --git a/src/esbuild.ts b/src/esbuild.ts
index af847c2..71d6bf9 100644
--- a/src/esbuild.ts
+++ b/src/esbuild.ts
@@ -43,7 +43,7 @@ function _transform(code: string, filename: string): string {
     logLevel: "error",
     target: [`node${process.version.slice(1)}`],
     minify: false,
-    sourcemap: true,
+    sourcemap: "inline",
     sourcefile: filename,
   })
   return ret.code
@@ -66,7 +66,7 @@ function _bundle(code: string, filename: string): string {
     format: "cjs",
     target: [`node${process.version.slice(1)}`],
     minify: false,
-    sourcemap: true,
+    sourcemap: "inline",
     write: false,
   })
     .outputFiles.map((f) => f.text)
diff --git a/src/register.ts b/src/register.ts
index 18c0eae..5fe3e9c 100644
--- a/src/register.ts
+++ b/src/register.ts
@@ -1,2 +1,5 @@
+import { install as installSourceMapSupport } from "source-map-support"
 import { install } from "./hook"
+
+installSourceMapSupport({ hookRequire: true })
 install()